Alcohol based agents for casting cores
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3214905000 | 38.25% | CN | US | Official Doc |
| 3214901000 | 35.0% | CN | US | Official Doc |
| 3809921000 | 41.5% | CN | US | Official Doc |
| 3809925000 | 41.0% | CN | US | Official Doc |
| 3824999310 | 40.0% | CN | US | Official Doc |
| 3824992900 | 41.5% | CN | US | Official Doc |
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AI Analysis
π§ͺ Alcohol-Based Agents for Casting Cores
π HS Code Reference & Customs Clearance Guide | 2026 Updated Tariff Analysis | Pro-Level Import Strategy
π One, Product Definition & Classification: What Exactly Are Alcohol-Based Agents for Casting Cores?
Alcohol-based agents used in foundry core production are specialized chemical preparations designed to bind sand particles into precise, high-strength molds (cores) for metal casting. These are not general-purpose adhesives β they are formulated for high-temperature resistance, controlled curing, and dimensional stability during molten metal pouring.
β οΈ Key Distinction:
- If the product is a mixture of alcohols (especially Cββ or lower) with no aromatic compounds, and used specifically in foundry core binders, it falls under 3824.99.93.10.
- If it contains 5% or more by weight of aromatic or modified aromatic substances, it must be classified under 3824.99.29.00, even if alcohol is the main component.
π¦ Two, HS Code Classification Details (2026 Official Tariff Breakdown)
| HS Code | Product Description | Use Case | Aromatic Substances? | Alcohol Type |
|---|---|---|---|---|
3824.99.93.10 |
Other mixtures of acyclic, monohydric, unsubstituted alcohols: Containing Cββ or lower alcohols only | Foundry core binders, sand molds, green sand systems | β No aromatic substances | β Yes (e.g., ethanol, propanol, butanol) |
3824.99.29.00 |
Mixtures containing 5% or more by weight of one or more aromatic or modified aromatic substances: Other | High-performance core binders, heat-resistant cores, precision castings | β Yes (e.g., phenol, toluene, xylene derivatives) | β Yes (but with aromatic additives) |
π Critical Insight:
- Even 5.1% aromatic content triggers the higher tariff under3824.99.29.00.
- Alcohol content alone does not determine classification β chemical composition and functional use are decisive.
π° Three, 2026 Updated Tariff Breakdown (Withιε Taxes & Legal Basis)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: November 10, 2025 (including subsequent imports)
π― 1. 3824.99.93.10 β Alcohol-Based Core Binders (No Aromatic Substances)
| Item | Detail |
|---|---|
| Base Tariff | 5.0% (ad valorem) |
| USITC Additional Duty | +25.0% (from Section 301 of U.S. Trade Act) |
| IEEPA Additional Duty | +10.0% (International Emergency Economic Powers Act) |
| Total Effective Duty | 40.0% |
| Tax Calculation | CIF Value Γ 40.0% |
| De Minimis Threshold | β Not eligible (denied under U.S. law) |
| Legal Pathway | IEEPA:9903.01.25 β USITC:3824.99.93.10 β FOOTNOTE:9903.88.01 |
π Explanation:
- Despite being alcohol-based (which may suggest lower risk), this product is classified as a chemical preparation for industrial use, not a simple solvent. - The 25% USITC tariff applies due to Chinaβs "non-market economy" status under Section 301. - The 10% IEEPA tariff is triggered for all goods from China under emergency economic powers.
π― 2. 3824.99.29.00 β Alcohol-Based Binders with Aromatic Substances (>5%)
| Item | Detail |
|---|---|
| Base Tariff | 6.5% (ad valorem) |
| USITC Additional Duty | +25.0% |
| IEEPA Additional Duty | +10.0% |
| Total Effective Duty | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Threshold | β Not eligible |
| Legal Pathway | IEEPA:9903.01.25 β USITC:3824.99.29.00 β FOOTNOTE:9903.88.01 |
π Critical Note:
- Even a trace of aromatic compounds (e.g., 5.01%) shifts the product to this higher-tariff category. - This is not a "solvent" β itβs a functional chemical preparation for industrial core-making. - No exceptions for small quantities β compliance is mandatory.
π οΈ Four, Customs Clearance Best Practices (Pro Tips to Avoid Penalties)
β 1. Required Documentation (Must-Have List)
| Document | Required? | Purpose |
|---|---|---|
| β Product Safety Data Sheet (SDS) | βοΈ | Prove chemical composition, flammability, and hazard class |
| β Certificate of Analysis (CoA) | βοΈ | Confirm % of aromatic substances (critical for HS code) |
| β Technical Specification Sheet | βοΈ | Detail use in foundry core production |
| β Commercial Invoice | βοΈ | Accurately describe product as "Alcohol-based binder for foundry cores" |
| β Bill of Lading | βοΈ | Confirm shipment details and origin |
| β Origin Certificate (CO) | βοΈ | If from non-China origin (e.g., Vietnam, Mexico), may qualify for lower tariffs |
| β Packing List | βοΈ | Show bulk vs. packaging, prevent misdeclaration |
β 2.η³ζ₯ζε·§ (Key Rules to Remember)
π₯ "Aromatic >5%? β 3824.99.29.00 β 41.5% tariff!"
π₯ "No aromatics? β 3824.99.93.10 β 40.0% tariff!"
π₯ "Donβt call it 'alcohol' β call it 'foundry core binder'!"
| Scenario | Correct HS Code | Wrong Practice |
|---|---|---|
| Alcohol-based, no aromatic compounds | 3824.99.93.10 |
Misclassified as "solvent" β 0% base β 40% penalty |
| Contains 5.2% toluene derivative | 3824.99.29.00 |
Reported as "alcohol mix" β 41.5% tax + fines |
| Sold in bulk for industrial use | 3824.99.93.10 or 3824.99.29.00 |
Split into "alcohol" + "additive" β 89.5% total |
β 3. Special Cases & Risk Mitigation
| Situation | Recommended Action |
|---|---|
| Product from Vietnam/Mexico | Apply for IEEPA exemption β may reduce duty to 0%β5% |
| Low-volume R&D samples | Apply for de minimis exemption β if value < $800, but only if no aromatic substances |
| Uncertain aromatic content | Conduct lab testing before shipment β do not guess |
| Custom formulation | Request Advance Ruling (Pre-Ruling) from U.S. Customs to lock in HS code |
π Five, Global Market Comparison (2026)
| Country | Recommended HS Code | Tariff | Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3824.99.93.10 or 3824.99.29.00 |
40.0%β41.5% | None required | High risk β no de minimis |
| π¨π³ China | 3824.99.93.10 / 3824.99.29.00 |
5.0% | CCC | No extra tariffs |
| πͺπΊ EU | 3824.99.93.10 / 3824.99.29.00 |
0% (if CE) | CE, REACH | Noιε taxes |
| π¦πΊ Australia | 3824.99.93.10 / 3824.99.29.00 |
5% | RCM | Noιε taxes |
| π―π΅ Japan | 3824.99.93.10 / 3824.99.29.00 |
0% | PSE | Noιε taxes |
π Takeaway:
- The U.S. is the only market with 40%+ effective tariffs on these products. - China-origin goods face the highest compliance risk β no de minimis, no exceptions.
π Six, Common Mistakes & Real-World Pitfalls (Learn from Others' Errors)
β Mistake 1: Calling the product "alcohol solvent" instead of "foundry core binder"
π Result: Misclassification β 40% tax + penalty β customs audit
β Mistake 2: Assuming "alcohol-based = low tariff"
π Result: Ignoring aromatic content β 41.5% instead of 40.0% β $50,000+ in extra duty
β Mistake 3: Not testing for aromatic compounds
π Result: After shipment, lab finds 5.3% toluene β reclassification + back taxes + fines
β Mistake 4: Splitting shipment into "alcohol" + "additive"
π Result: Each item taxed at 89.5% β total 179% tax β shipment seized
β Correct Approach:
"Alcohol-based binder for foundry cores, containing 4.8% ethanol, 95.2% Cββ or lower alcohols, no aromatic substances β for industrial use only."
π― Seven, Final Verdict: Precision Matters β One % Can Cost You Thousands!
π― Remember the Golden Rules:
πΉ "No aromatic? β 40.0% tariff"
πΉ "Aromatic >5%? β 41.5% tariff"
πΉ "Donβt split β declare as one product"
πΉ "Always test before shipping"
πΉ "Use professional HS code pre-ruling"
π Pro Tip:
If your product is originating from Vietnam, Mexico, or Thailand, apply for IEEPA exemption β you may qualify for 0% tariff on these chemical binders.
π£ Act Now!
π Contact a U.S.-licensed customs broker + provide CoA + SDS + technical specs
π Request HS Code pre-ruling to lock in your tariff rate before shipment
πΌ Avoid $100K+ in unexpected duties β be proactive, not reactive!
β¨ Smart Importing Starts with Smart Classification!
πΌ Your next shipment could save you 40% β if you get the HS Code right.
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About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.